upper layer is made of mantle of the earth.
Lithosphere
The upper layer is different from the bottom layer because the bottom layer has more gualities to a living thing than the upper layer.
The upper layer is different from the bottom layer because the bottom layer has more gualities to a living thing than the upper layer.
The upper layer of the atmosphere is formed by ozone layer. This is a layer of ozone gas.
The layer in upper atmosphere is ozone layer. It protects us from UV rays of the sun.
upper layer
Ozone is in upper. It is because it is formed there.
The crust?
lithosphere
the Lithosphere or Lithospheric Plates
Lithosphere.